d2-common: Add permissions for vibration control

needed for http://review.cyanogenmod.org/35981 http://review.cyanogenmod.org/36175

Change-Id: I71e58a0a4e24d6d2c4ce51b2e51eb7183b99dc52
Merge pull request #9 from CyanogenMod/cm-10.1

d2-common: Add permissions for vibration control